The contact owns a 2007 Nissan Altima. While driving 40 mph, the vehicle failed to accelerate, stalled, and the check engine indicator illuminated. The vehicle was taken to an independent mechanic who stated that the catalytic converter needed to be replaced. The local dealer and manufacturer were not contacted. The vehicle was not diagnosed or repaired. The failure mileage was 173,281. The VIN was not available.

- Birmingham, AL, USA

The contact owns a 2007 Nissan Altima. The contact stated that the vehicle experienced a loss of engine power. The engine still operated, but the vehicle would not accelerate past 5 mph. In addition, there was an abnormal sulfur smell once the vehicle accelerated over 5 mph. The failure occurred without warning. The vehicle was taken to an independent mechanic who diagnosed that the catalytic converter and transmission malfunctioned and needed to be replaced. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 211,000.

- Opp, AL, USA

The contact owns a 2007 Nissan Altima. The contact stated that his vehicle needed a catalytic converter. When the converter was replaced, he smelled a potent odor in his garage and must leave the garage door open to release the smell and the vapors. He took the vehicle back to the dealer and they stated that nothing could be done. The vehicle has not been driven since it was purchased on September 20, 2007. The engine size was unknown. The VIN was verified, but appears to be invalid. The failure and current mileages were 2,100.

- San Fransico, CA, USA